Cavern of Souls [Ultimate Masters] Ajani Set: Ixalan Prerelease Promos Type:

Set: Ixalan Prerelease Promos Type: Creature — Dinosaur Avatar Rarity: Rare Cost: {5}{G}{G} Whenever Verdant Sun's Avatar or another creature enters the battlefield under your control

then put up to seven permanent cards from your hand onto the battlefield

Set: Champs and States Type: Land Rarity: Rare {T}: Add {C}

the gate to the afterlife opened

Ulvenwald Hydra's power and toughness are each equal to the number of lands you control

Cavern of Souls [Ultimate Masters] Ajani Set: Ixalan Prerelease Promos Type:Set: Ultimate Masters Type: Land Rarity: Mythic As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.